Scientists believe that by altering the genetic composition of plants, it is possible to develop specimens that are resisting to diseases and have increased food value.

Câu hỏi liên quan

• Choose the best option:

  She is a famous ___. She tries her best to protect rare animals from extinction.

• “I’m sorry you failed the test.” “Frankly, I wish I ____ harder.” 

• Time is of few count in relation to great thoughts that are as vivid today as when they first passed through the author’s minds ages ago

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• If the project is finished on time, the federal government won’t award the company further contracts.

• Designers of athletic footwear finely tune each category of shoes to its particularly activity by studying human motion and physiology.

• The winter storm that raced through the area for the last two day moved east today.

• Choose the correct answer to complete the sentence. "Deforestation is one of the biggest environmental______ the ecological balance in the world"

• After the accident there was a solid line of cars stretched back for several miles

• The bold way in which Margaret Mead defined the terms “family” – based as much on choice as on biological relationship – is possibly the most enduring of her legacies

• Petroleum is composed of a complex mix of Hydrogen and Carbon.

• Choose the best option:

  During a long drought, farmers had to find ways to ____ their crops.

• The prices of homes are as high in urban areas that most young people cannot afford to buy them 

• Lan never goes out at night,  _    ?

• The surface conditions on Mars are the more similar with the Earth’s than those of nay other planet in the solar system

• My city stops the flow of water, creating a reservoir and raise the flow of water.

• Without the life-jackets, most passengers _____ drowned in that accident.

• These engines used being started by hand. But now they are started by electricity

• She sighed with relief when she found out that she has passed the difficult test.

• It is believed that the more frequent you exercise, the greater physical endurance you will have

• One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them: 

  If drivers obeyed the speed limit, fewer accidents occur.